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<!DOCTYPE html>
<html>
<head>
<title>Worker/Worklet promise error</title>
</head>
<body>
<script>
"use strict";
// Promise rejection in Worker (via async function)
const workerScript = `
self.onmessage = async () => {
throw "worker-error"
}
`;
const workerScriptUrl = URL.createObjectURL(new Blob([workerScript]));
const worker = new Worker(workerScriptUrl);
worker.postMessage({});
// Promise rejection in Worklet (via async function)
const workletScript = `
async function throw_process() {
throw "worklet-error";
}
class ErrorProcessor extends AudioWorkletProcessor {
process() {
throw_process();
}
}
registerProcessor("error", ErrorProcessor);
`;
const workletScriptUrl = URL.createObjectURL(new Blob([workletScript]));
const context = new AudioContext();
context.audioWorklet.addModule(workletScriptUrl).then(() => {
const workletNode = new AudioWorkletNode(context, "error");
const oscillator = new OscillatorNode(context);
oscillator.connect(workletNode);
oscillator.start();
oscillator.stop();
});
</script>
</body>
</html>
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